.cr-container {
    width: 600px;
    height: 400px;
    position: relative;
    margin: 0 auto;
    border: 20px solid #fff;
    box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.1);
}

.cr-container label {
    font-style: italic;
    width: 150px;
    height: 30px;
    cursor: pointer;
    color: #fff;
    line-height: 32px;
    font-size: 24px;
    float: left;
    position: relative;
    margin-top: 350px;
    z-index: 1000;
}

.cr-container label:before {
    content: '';
    width: 34px;
    height: 34px;
    background: rgba(130, 195, 217, 0.9);
    position: absolute;
    left: 50%;
    margin-left: -17px;
    border-radius: 50%;
    box-shadow: 0px 0px 0px 4px rgba(255, 255, 255, 0.3);
    z-index: -1;
}

.cr-container label:after {
    width: 1px;
    height: 400px;
    content: '';
    background: -moz-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, rgba(255, 255, 255, 0)), color-stop(100%, rgba(255, 255, 255, 1)));
    background: -webkit-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 100%);
    background: -o-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 100%);
    background: -ms-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 100%);
    background: linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 100%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#00ffffff', endColorstr='#ffffff', GradientType=0);
    position: absolute;
    bottom: -20px;
    right: 0px;
}

.cr-container label.cr-label-img-4:after {
    width: 0px;
}

.cr-container input.cr-selector-img-1:checked ~ label.cr-label-img-1,
.cr-container input.cr-selector-img-2:checked ~ label.cr-label-img-2,
.cr-container input.cr-selector-img-3:checked ~ label.cr-label-img-3,
.cr-container input.cr-selector-img-4:checked ~ label.cr-label-img-4 {
    color: #68abc2;
}

.cr-container input.cr-selector-img-1:checked ~ label.cr-label-img-1:before,
.cr-container input.cr-selector-img-2:checked ~ label.cr-label-img-2:before,
.cr-container input.cr-selector-img-3:checked ~ label.cr-label-img-3:before,
.cr-container input.cr-selector-img-4:checked ~ label.cr-label-img-4:before {
    background: #fff;
    box-shadow: 0px 0px 0px 4px rgba(104, 171, 194, 0.6);
}

.cr-container input {
    display: none;
}

.cr-bgimg {
    width: 600px;
    height: 400px;
    position: absolute;
    left: 0px;
    top: 0px;
    z-index: 1;
}

.cr-bgimg {
    background-repeat: no-repeat;
    background-position: 0 0;
}

.cr-bgimg div {
    width: 150px;
    height: 100%;
    position: relative;
    float: left;
    overflow: hidden;
    background-repeat: no-repeat;
}

.cr-bgimg div span {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0px;
    left: -150px;
    z-index: 2;
    text-indent: -9000px;
}

.cr-container input.cr-selector-img-1:checked ~ .cr-bgimg,
.cr-bgimg div span:nth-child(1) {
    background-image: url(../images/1.jpg);
}

.cr-container input.cr-selector-img-2:checked ~ .cr-bgimg,
.cr-bgimg div span:nth-child(2) {
    background-image: url(../images/2.jpg);
}

.cr-container input.cr-selector-img-3:checked ~ .cr-bgimg,
.cr-bgimg div span:nth-child(3) {
    background-image: url(../images/3.jpg);
}

.cr-container input.cr-selector-img-4:checked ~ .cr-bgimg,
.cr-bgimg div span:nth-child(4) {
    background-image: url(../images/4.jpg);
}

.cr-bgimg div:nth-child(1) span {
    background-position: 0px 0px;
}

.cr-bgimg div:nth-child(2) span {
    background-position: -150px 0px;
}

.cr-bgimg div:nth-child(3) span {
    background-position: -300px 0px;
}

.cr-bgimg div:nth-child(4) span {
    background-position: -450px 0px;
}

.cr-container input:checked ~ .cr-bgimg div span {
    -webkit-animation: slideOut 0.6s ease-in-out;
    -moz-animation: slideOut 0.6s ease-in-out;
    -o-animation: slideOut 0.6s ease-in-out;
    -ms-animation: slideOut 0.6s ease-in-out;
    animation: slideOut 0.6s ease-in-out;
}

@-webkit-keyframes slideOut {
    0% {
        left: 0px;
    }
    100% {
        left: 150px;
    }
}

@-moz-keyframes slideOut {
    0% {
        left: 0px;
    }
    100% {
        left: 150px;
    }
}

@-o-keyframes slideOut {
    0% {
        left: 0px;
    }
    100% {
        left: 150px;
    }
}

@-ms-keyframes slideOut {
    0% {
        left: 0px;
    }
    100% {
        left: 150px;
    }
}

@keyframes slideOut {
    0% {
        left: 0px;
    }
    100% {
        left: 150px;
    }
}

.cr-container input.cr-selector-img-1:checked ~ .cr-bgimg div span:nth-child(1),
.cr-container input.cr-selector-img-2:checked ~ .cr-bgimg div span:nth-child(2),
.cr-container input.cr-selector-img-3:checked ~ .cr-bgimg div span:nth-child(3),
.cr-container input.cr-selector-img-4:checked ~ .cr-bgimg div span:nth-child(4) {
    -webkit-transition: left 0.5s ease-in-out;
    -moz-transition: left 0.5s ease-in-out;
    -o-transition: left 0.5s ease-in-out;
    -ms-transition: left 0.5s ease-in-out;
    transition: left 0.5s ease-in-out;
    -webkit-animation: none;
    -moz-animation: none;
    -o-animation: none;
    -ms-animation: none;
    animation: none;
    left: 0px;
    z-index: 10;
}

.cr-titles h3 {
    position: absolute;
    width: 100%;
    text-align: center;
    top: 50%;
    z-index: 10000;
    opacity: 0;
    color: #fff;
    text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.1);
    -webkit-transition: opacity 0.8s ease-in-out;
    -moz-transition: opacity 0.8s ease-in-out;
    -o-transition: opacity 0.8s ease-in-out;
    -ms-transition: opacity 0.8s ease-in-out;
    transition: opacity 0.8s ease-in-out;
}

.cr-titles h3 span:nth-child(1) {
    font-family: 'BebasNeueRegular', 'Arial Narrow', Arial, sans-serif;
    font-size: 70px;
    display: block;
    letter-spacing: 7px;
}

.cr-titles h3 span:nth-child(2) {
    letter-spacing: 0px;
    display: block;
    background: rgba(104, 171, 194, 0.9);
    font-size: 14px;
    padding: 10px;
    font-style: italic;
    font-family: Cambria, Palatino, "Palatino Linotype", "Palatino LT STD", Georgia, serif;
}

.cr-container input.cr-selector-img-1:checked ~ .cr-titles h3:nth-child(1),
.cr-container input.cr-selector-img-2:checked ~ .cr-titles h3:nth-child(2),
.cr-container input.cr-selector-img-3:checked ~ .cr-titles h3:nth-child(3),
.cr-container input.cr-selector-img-4:checked ~ .cr-titles h3:nth-child(4) {
    opacity: 1;
}

/* Media Query: Let's show the inputs on mobile sized browsers because they probably don't support the label trick: */
@media screen and (max-width: 768px) {
    .cr-container input {
        display: inline;
        width: 24%;
        margin-top: 350px;
        z-index: 1000;
        position: relative;
    }

    .cr-container label {
        display: none;
    }
}